Official DistributorSKU
Series PSR-MM
PSR-MM35-1NO-1DO-24DC-SC - Safety relay module
Safety relay module for sensor-free speed and speed range monitoring up to SIL 3, Cat. 4, PL e, 2-channel evaluation of the rotating field of AC and three-phase motors, plug-in screw terminal block, width: 12.5 mm
- Safe motion monitoring based on sensor-free rotating field measurement of the drive
- Maximum system availability, robust measuring procedure in the face of interference factors such as shock, vibration, and EMI
- Integrated safety functions: SLS (Safe Limited Speed), SSM (Safe Speed Monitor), SSR (Safe Speed Range)
- Easy parameterization and online monitoring with the PSRmotion software, which can be downloaded free of charge
- 1 enabling current path, 1 parameterizable digital signal output
- Up to Cat. 4/PL e in accordance with EN ISO 13849-1, SIL 3 in accordance with EN IEC 62061
Technical Specifications
Product properties
| Application | Over-speed safety relay |
| Relay type | Electromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3 |
Insulation characteristics: Air clearances and creepage distances between the power circuits
| Overvoltage category | II (600 V) |
| Overvoltage category | III (300 V) |
Times
| Typical response time | 70 ms (For Us autostart) |
| Typical response time | 70 ms (For Us manual, monitored start) |
| Delay time range | 0 s ... 2 s ±10 % (Switch-off delay) |
| Delay time range | 0 s ... 10 s ±10 % (Switch-on delay) |
| Restart time | < 5 s (Boot time) |
Electrical properties
| Maximum power dissipation for nominal condition | 3 W (At US = 26.4 V, IL² = 6 A²) |
| Nominal operating mode | 100% operating factor |
| Interfaces | Without sensor |
Air clearances and creepage distances between the power circuits
| Rated Insulation Voltage | 300 V (ÜKAT III) |
| Rated Insulation Voltage | 600 V (ÜKAT II) |
| Rated surge voltage/insulation | Basic insulation 4 kV between all current paths and housing |
| Rated surge voltage/insulation | Safe isolation, reinforced insulation 6 kV:between 13/14 and A1/A2, S34, MO |
| Rated surge voltage/insulation | Safe isolation, reinforced insulation 8 kV:between L1/L2/L3 and A1, A2, S34, MObetween L1/L2/L3 and 13/14 |
Supply
| Designation | A1/A2 |
| Rated control circuit supply voltage US | 20.4 V DC ... 26.4 V DC |
| Rated control circuit supply voltage US | 24 V DC -15 % / +10 % (provide external protection) |
| Rated control supply current IS | 46 mA |
| Power consumption at US | 1.1 W |
| Filter time | 20 ms (in the event of voltage dips at Us) |
| Protective circuit | Surge protection; Suppressor diode |
Digital: Digital input
| Description of the input | IEC 61131-2 type 1 |
| Number of Inputs | 1 (Non-safety-related parameterizable acknowledgment input: S34) |
| Input voltage range "0" signal | 0 V DC ... 5 V DC |
| Input voltage range "1" signal | 15 V DC ... 30 V DC |
| Input current range "0" signal | 0 mA ... 0.5 mA |
| Filter time | 20 ms (Test pulse width of low test pulses) |
| Max. permissible overall conductor resistance | 500 Ω (Input and reset circuit at US) |
| Protective circuit | 33 V suppressor diode |
| Current consumption | typ. 3 mA (at 24 V) |
Measurement
| Input name | Sensor inputs |
| Number of Inputs | 3 (Safety-related sensor inputs: L1 , L2 , L3) |
| Input voltage range "1" signal | 90 V AC ... 690 V AC |
| Precision | ± 1 % |
| Limit frequency | min. 0.5 Hz |
| Limit frequency | max. 1200 Hz |
| Current consumption | 0.35 mA |
Relay: Enabling current path
| Output description | 2 N/O contacts in series, floating |
| Number of Outputs | 1 (safety-related N/O contacts: 13/14) |
| Contact switching type | 1 enabling current path |
| Contact Material | AgSnO2 |
| Switching voltage | min. 12 V AC/DC |
| Switching voltage | max. 250 V AC/DC |
| Switching capacity | min. 60 mW |
| Inrush Current | min. 3 mA |
| Inrush Current | max. 6 A |
| Switching capacity in accordance with IEC 60947-5-1 | 4 A (DC13, 24 V) |
| Switching capacity in accordance with IEC 60947-5-1 | 5 A (AC15, 250 V) |
| Limiting Continuous Current | 6 A |
| Sq. Total current | 36 A2 (observe derating) |
| Switching frequency | max. 0.5 Hz |
| Mechanical service life | 10x 106 cycles |
| Output fuse | 6 A gL/gG |
Signal
| Output description | PNP |
| Number of Outputs | 1 (Non-safety-related signal output: MO) |
| Voltage | 23 V DC (US - 1 V) |
| Current | max. 100 mA |
| Maximum Inrush Current | 500 mA |
| Switching frequency | 0.5 Hz (ohmic) |
| Protective circuit | Reverse polarity protection 33 V suppressor diode |
| Short-circuit protection | Yes |
Connection technology
| pluggable | yes |
Conductor connection
| Connection Method | Screw connection |
| Conductor cross section rigid | 0.2 mm² ... 2.5 mm² |
| Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross-section AWG | 24 ... 12 |
| Stripping length | 7 mm |
| Screw thread | M3 |
| Tightening torque | 0.5 Nm ... 0.6 Nm |
Signaling
| Status display | 1 x green, red LED (OUT) |
| Operating voltage display | 1 x green, red LED (PWR) |
| Error indication | Red LED, (flashes in the event of short-circuits or overload) |
Dimensions
| Width | 12.5 mm |
| Height | 112.2 mm |
| Depth | 114.5 mm |
Material specifications
| Color (Housing) | yellow (RAL 1018) |
| Housing Material | Polyamide |
Safety data
| Stop category | 0 |
Safety data: EN ISO 13849
| Category | 4 |
| Performance level (PL) | e |
Safety data: IEC 61508 - High demand
| Safety Integrity Level (SIL) | 3 |
Safety data
| Safety Integrity Level (SIL) | 3 |
Safety data: EN IEC 62061
| Safety Integrity Level (SIL) | 3 |
Ambient conditions
| Degree of Protection | IP20 |
| Min. degree of protection of inst. location | IP54 |
| Ambient Temperature (Operation) | -20 °C ... 55 °C (observe derating) |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Maximum altitude | ≤ 2000 m (Above sea level) |
| Max. permissible humidity (storage/transport) | 75 % (on average, 85% infrequently, non-condensing) |
| Max. permissible relative humidity (operation) | 75 % (on average, 85% infrequently, non-condensing) |
| Shock | 15g |
| Vibration (Operation) | 10 Hz ... 150 Hz, 2g |
CE
| Certificate | CE-compliant |
Air clearances and creepage distances between the power circuits
| Standards/regulations | EN 60947-1 |
Mounting
| Mounting Type | DIN rail mounting |
| Assembly instructions | See derating curve |
| Mounting Position | vertical or horizontal |
Why Proax for Phoenix Contact 1249515?
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Additional Information
| Pack Size | 1 |
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